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java.lang.Objectjavax.persistence.Persistence
public class Persistence
Bootstrap class that is used to obtain an EntityManagerFactory
in Java SE environments.
The Persistence
class is available in a Java EE
container environment as well; however, support for the Java SE
bootstrapping APIs is not required in container environments.
The Persistence
class is used to obtain a PersistenceUtil
instance in both
Java EE and Java SE environments.
Field Summary | |
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static java.lang.String |
PERSISTENCE_PROVIDER
Deprecated. |
protected static java.util.Set<PersistenceProvider> |
providers
Deprecated. |
Constructor Summary | |
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Persistence()
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Method Summary | |
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static EntityManagerFactory |
createEntityManagerFactory(java.lang.String persistenceUnitName)
Create and return an EntityManagerFactory for the named persistence unit. |
static EntityManagerFactory |
createEntityManagerFactory(java.lang.String persistenceUnitName,
java.util.Map properties)
Create and return an EntityManagerFactory for the named persistence unit using the given properties. |
static PersistenceUtil |
getPersistenceUtil()
Return the PersistenceUtil instance |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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@Deprecated public static final java.lang.String PERSISTENCE_PROVIDER
@Deprecated protected static final java.util.Set<PersistenceProvider> providers
Constructor Detail |
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public Persistence()
Method Detail |
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public static EntityManagerFactory createEntityManagerFactory(java.lang.String persistenceUnitName)
persistenceUnitName
- the name of the persistence unit
public static EntityManagerFactory createEntityManagerFactory(java.lang.String persistenceUnitName, java.util.Map properties)
persistenceUnitName
- the name of the persistence unitproperties
- Additional properties to use when creating the factory. The
values of these properties override any values that may have
been configured elsewhere.
public static PersistenceUtil getPersistenceUtil()
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